// GET: Vehicle/Details/5 public async Task <IActionResult> Details(int?VehicleId) { ViewBag.UserId = HttpContext.Session.GetInt32("UserId"); if (VehicleId == null) { return(NotFound()); } var vehicle = await _vehicleLogic.GetSingleVehicle(VehicleId); if (vehicle == null) { return(NotFound()); } return(View(vehicle)); }